求极限 lim(n→∞) {n[3^n+(-2)^n]}^(-1／n)

泮安宁

\(\lim_{n\to\infty}\sqrt[n]{\frac{1}{n\left( 3^n+\left( -2\right)^n\right)}}\)

Future_maths

计算结果=\(\frac{1}{3}\)

luyuanhong